Answer: the answer is 100
Step-by-step explanation:
100*100=10,000
10,000/100=100
400Million meteres tall
scientific notation: 4×10^8
Answers:
5) product is 
6) product is 
7) product is 
8) product is 
9) product is 
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Explanation:
For each of these questions, you'll multiply the term outside by each term inside the parenthesis. I'm using the distributive property.
In problem 5, we multiply the outer 7a by the following terms inside like so

The other problems will have similar steps.
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A useful rule to keep in mind is that 
For example, 
Hope this helps you!!!!!!!!!!
The answer is ............................a